Home / 405,919,821,308.71-560,217,376,085.39-241,121,991,494.43

Finding the Fourth Proportional to 405,919,821,308.71, 560,217,376,085.39 and 241,121,991,494.43

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Solution

The fourth proportional to 405,919,821,308.71, 560,217,376,085.39 and 241,121,991,494.43 is: 332,776,874,398.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,919,821,308.71 : 560,217,376,085.39 = 241,121,991,494.43 : x
  2. Step 2: Convert to fraction form
    405,919,821,308.71/560,217,376,085.39 = 241,121,991,494.43/x
  3. Step 3: Cross multiply
    405,919,821,308.71x = 560,217,376,085.39 × 241,121,991,494.43
  4. Step 4: Simplify right side
    405,919,821,308.71x = 135,080,729,391,493,300,617,216
  5. Step 5: Solve for x
    x = 135,080,729,391,493,300,617,216/405,919,821,308.71
  6. Step 6: Final answer
    x = 332,776,874,398.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.